(i) The Rt. Hon. Edward Mostyn Lord Mostyn Baron Mostyn of Mostyn, co. Flint.
(ii) Dame Anna Maria Vaughan of Nannau, co. Merioneth, widow.
(iii) Mary Bridget Mostyn of Bodysgallen, co. Caernarvon, spinster.
(iv) David Williams of Bron Eryri, co. Merioneth, esq.
(v) as (i).
(vi) The Hon. Thomas Edward Mostyn Lloyd Mostyn of Mostyn, co. Flint, eldest son of (i).
Discharge to (iv) from all claims to portions chargeable of messuages and lands comprised in the marriage settlement of Sir Roger Mostyn, Baronet, with Miss Margaret Wynne, of 17 May 1766.